209055843

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1487}}^1$

素因数の和:1664

約数の個数: 32

約数和(自身を含む): 319979520

約数和(自身を除く): 110923677

約数列:

[1, 3, 9, 27, 41, 123, 127, 369, 381, 1107, 1143, 1487, 3429, 4461, 5207, 13383, 15621, 40149, 46863, 60967, 140589, 182901, 188849, 548703, 566547, 1646109, 1699641, 5098923, 7742809, 23228427, 69685281, 209055843]

約数ペア:

[(1, 209055843), (3, 69685281), (9, 23228427), (27, 7742809), (41, 5098923), (123, 1699641), (127, 1646109), (369, 566547), (381, 548703), (1107, 188849), (1143, 182901), (1487, 140589), (3429, 60967), (4461, 46863), (5207, 40149), (13383, 15621)]